diff --git a/README.md b/README.md
index 118dcef..8ca892d 100644
--- a/README.md
+++ b/README.md
@@ -2,11 +2,12 @@
[](LICENSE) [](https://ada-lang.io) [](https://alire.ada.dev) [](https://www.adacore.com/about-spark)
-**Version:** 3.0.3
-**Date:** 2025-12-16
+**Doc Version:** 3.0.3
+**Applies to tzif_ada:** ^3.0
+**Last Updated:** 2026-04-26
**SPDX-License-Identifier:** BSD-3-Clause
**License File:** See the LICENSE file in the project root
-**Copyright:** © 2025 Michael Gardner, A Bit of Help, Inc.
+**Copyright:** © 2026 Michael Gardner, A Bit of Help, Inc.
**Status:** Released
> **Note**: A companion library providing higher-level functions for working with timezones and durations in Ada 2022 will be released soon.
diff --git a/docs/formal/software_design_specification.md b/docs/formal/software_design_specification.md
index 73d9ada..55795a8 100644
--- a/docs/formal/software_design_specification.md
+++ b/docs/formal/software_design_specification.md
@@ -1,10 +1,11 @@
# Software Design Specification (SDS)
-**Version:** 3.0.3
-**Date:** 2025-12-16
+**Doc Version:** 3.0.3
+**Applies to tzif_ada:** ^3.0
+**Last Updated:** 2026-04-26
**SPDX-License-Identifier:** BSD-3-Clause
**License File:** See the LICENSE file in the project root
-**Copyright:** © 2025 Michael Gardner, A Bit of Help, Inc.
+**Copyright:** © 2026 Michael Gardner, A Bit of Help, Inc.
**Status:** Released
---
diff --git a/docs/formal/software_requirements_specification.md b/docs/formal/software_requirements_specification.md
index a79f5da..035bb85 100644
--- a/docs/formal/software_requirements_specification.md
+++ b/docs/formal/software_requirements_specification.md
@@ -1,10 +1,11 @@
# Software Requirements Specification (SRS)
-**Version:** 3.0.3
-**Date:** 2025-12-16
+**Doc Version:** 3.0.3
+**Applies to tzif_ada:** ^3.0
+**Last Updated:** 2026-04-26
**SPDX-License-Identifier:** BSD-3-Clause
**License File:** See the LICENSE file in the project root
-**Copyright:** © 2025 Michael Gardner, A Bit of Help, Inc.
+**Copyright:** © 2026 Michael Gardner, A Bit of Help, Inc.
**Status:** Released
---
diff --git a/docs/formal/software_test_plan.md b/docs/formal/software_test_plan.md
index a8e02e8..a8cc135 100644
--- a/docs/formal/software_test_plan.md
+++ b/docs/formal/software_test_plan.md
@@ -1,10 +1,11 @@
# Software Test Plan (STP)
-**Version:** 3.0.3
-**Date:** 2025-12-16
+**Doc Version:** 3.0.3
+**Applies to tzif_ada:** ^3.0
+**Last Updated:** 2026-04-26
**SPDX-License-Identifier:** BSD-3-Clause
**License File:** See the LICENSE file in the project root
-**Copyright:** © 2025 Michael Gardner, A Bit of Help, Inc.
+**Copyright:** © 2026 Michael Gardner, A Bit of Help, Inc.
**Status:** Released
---
diff --git a/docs/guides/embedded_platform_guide.md b/docs/guides/embedded_platform_guide.md
index 0ed1857..aa4414b 100644
--- a/docs/guides/embedded_platform_guide.md
+++ b/docs/guides/embedded_platform_guide.md
@@ -1,10 +1,11 @@
# Embedded Platform Guide
-**Version:** 3.0.3
-**Date:** 2025-12-16
+**Doc Version:** 3.0.3
+**Applies to tzif_ada:** ^3.0
+**Last Updated:** 2026-04-26
**SPDX-License-Identifier:** BSD-3-Clause
**License File:** See the LICENSE file in the project root
-**Copyright:** © 2025 Michael Gardner, A Bit of Help, Inc.
+**Copyright:** © 2026 Michael Gardner, A Bit of Help, Inc.
**Status:** Released
---
diff --git a/docs/index.md b/docs/index.md
index 5bb734e..a069df5 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -1,10 +1,11 @@
# TZif Documentation
-**Version:** 3.0.3
-**Date:** 2025-12-16
+**Doc Version:** 3.0.3
+**Applies to tzif_ada:** ^3.0
+**Last Updated:** 2026-04-26
**SPDX-License-Identifier:** BSD-3-Clause
**License File:** See the LICENSE file in the project root
-**Copyright:** © 2025 Michael Gardner, A Bit of Help, Inc.
+**Copyright:** © 2026 Michael Gardner, A Bit of Help, Inc.
**Status:** Released
---
diff --git a/docs/quick_start.md b/docs/quick_start.md
index b35756a..8e41e79 100644
--- a/docs/quick_start.md
+++ b/docs/quick_start.md
@@ -1,10 +1,11 @@
# TZif Quick Start Guide
-**Version:** 3.0.3
-**Date:** 2025-12-16
+**Doc Version:** 3.0.3
+**Applies to tzif_ada:** ^3.0
+**Last Updated:** 2026-04-26
**SPDX-License-Identifier:** BSD-3-Clause
**License File:** See the LICENSE file in the project root
-**Copyright:** © 2025 Michael Gardner, A Bit of Help, Inc.
+**Copyright:** © 2026 Michael Gardner, A Bit of Help, Inc.
**Status:** Released
---
diff --git a/docs/roadmap.md b/docs/roadmap.md
index 42ecb11..397301e 100644
--- a/docs/roadmap.md
+++ b/docs/roadmap.md
@@ -1,10 +1,11 @@
# TZif Development Roadmap
-**Version:** 3.0.3
-**Date:** 2025-12-16
+**Doc Version:** 3.0.3
+**Applies to tzif_ada:** ^3.0
+**Last Updated:** 2026-04-26
**SPDX-License-Identifier:** BSD-3-Clause
**License File:** See the LICENSE file in the project root
-**Copyright:** © 2025 Michael Gardner, A Bit of Help, Inc.
+**Copyright:** © 2026 Michael Gardner, A Bit of Help, Inc.
**Status:** Released
---